Other crossword clues for answer "COLORTV"COLORTV1950s innovation1950s entertainment technology development1950s RCA innovation ... or this puzzle's four longest answers?'50s entertainment introductionEntertainment option since the 1950sTechnological advance of the 1950'sDevelopment of the 1950'sLiving room fixture since the '50sInvention that prompted NBC to adopt the peacock logoInvention celebrated by NBC's peacock logoSmall-screen milestone of the 1950sRCA introduction of 1954